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<pre><code><span id="1" class="l"><a class="l" href="#1"> 1: </a><span class="xlang">&lt;?php</span>
</span><span id="2" class="l"><a class="l" href="#2"> 2: </a><span class="php-comment">/**
</span></span><span id="3" class="l"><a class="l" href="#3"> 3: </a><span class="php-comment"> * gestion des sessions, variables de session et cookies
</span></span><span id="4" class="l"><a class="l" href="#4"> 4: </a><span class="php-comment"> * @package PWE
</span></span><span id="5" class="l"><a class="l" href="#5"> 5: </a><span class="php-comment"> * @author Gmax &lt;gmaxfr78@gmail.com&gt;
</span></span><span id="6" class="l"><a class="l" href="#6"> 6: </a><span class="php-comment">
</span></span><span id="7" class="l"><a class="l" href="#7"> 7: </a><span class="php-comment"> */</span>
</span><span id="8" class="l"><a class="l" href="#8"> 8: </a><span class="php-keyword1">class</span> <a id="session" href="#session">session</a> {
</span><span id="9" class="l"><a class="l" href="#9"> 9: </a>    <span class="php-keyword1">private</span> <span class="php-keyword1">static</span> <span class="php-var"><a id="$_sessid" href="#$_sessid">$_sessid</a></span>;
</span><span id="10" class="l"><a class="l" href="#10">10: </a>    
</span><span id="11" class="l"><a class="l" href="#11">11: </a>    <span class="php-comment">/**
</span></span><span id="12" class="l"><a class="l" href="#12">12: </a><span class="php-comment">     * demmare ou récupère une session
</span></span><span id="13" class="l"><a class="l" href="#13">13: </a><span class="php-comment">     */</span>
</span><span id="14" class="l"><a class="l" href="#14">14: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">static</span> <span class="php-keyword1">function</span> <a id="_start" href="#_start">start</a>(){
</span><span id="15" class="l"><a class="l" href="#15">15: </a>        <span class="php-keyword2">session_start</span>();
</span><span id="16" class="l"><a class="l" href="#16">16: </a>        self::<span class="php-var">$_sessid</span> = <span class="php-keyword2">session_id</span>();
</span><span id="17" class="l"><a class="l" href="#17">17: </a>    }
</span><span id="18" class="l"><a class="l" href="#18">18: </a>    <span class="php-comment">/**
</span></span><span id="19" class="l"><a class="l" href="#19">19: </a><span class="php-comment">     * renvoi l'identifiant de session
</span></span><span id="20" class="l"><a class="l" href="#20">20: </a><span class="php-comment">     * @return string
</span></span><span id="21" class="l"><a class="l" href="#21">21: </a><span class="php-comment">     */</span>
</span><span id="22" class="l"><a class="l" href="#22">22: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">static</span> <span class="php-keyword1">function</span> <a id="_getSessionId" href="#_getSessionId">getSessionId</a>(){
</span><span id="23" class="l"><a class="l" href="#23">23: </a>        <span class="php-keyword1">return</span> self::<span class="php-var">$_sessid</span>;
</span><span id="24" class="l"><a class="l" href="#24">24: </a>    }
</span><span id="25" class="l"><a class="l" href="#25">25: </a>    <span class="php-comment">/**
</span></span><span id="26" class="l"><a class="l" href="#26">26: </a><span class="php-comment">     * recupère une variable de session $varName
</span></span><span id="27" class="l"><a class="l" href="#27">27: </a><span class="php-comment">     * @param string $varName
</span></span><span id="28" class="l"><a class="l" href="#28">28: </a><span class="php-comment">     * @return mixed|null
</span></span><span id="29" class="l"><a class="l" href="#29">29: </a><span class="php-comment">     */</span>
</span><span id="30" class="l"><a class="l" href="#30">30: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">static</span> <span class="php-keyword1">function</span> <a id="_get" href="#_get">get</a>(<span class="php-var">$varName</span>){
</span><span id="31" class="l"><a class="l" href="#31">31: </a>        <span class="php-keyword1">if</span>(<span class="php-keyword1">isset</span>(<span class="php-var">$_SESSION</span>[<span class="php-var">$varName</span>])){
</span><span id="32" class="l"><a class="l" href="#32">32: </a>            <span class="php-keyword1">return</span> <span class="php-var">$_SESSION</span>[<span class="php-var">$varName</span>];
</span><span id="33" class="l"><a class="l" href="#33">33: </a>        }<span class="php-keyword1">else</span>{
</span><span id="34" class="l"><a class="l" href="#34">34: </a>            <span class="php-keyword1">return</span> <span class="php-keyword1">null</span>;
</span><span id="35" class="l"><a class="l" href="#35">35: </a>        }
</span><span id="36" class="l"><a class="l" href="#36">36: </a>    }
</span><span id="37" class="l"><a class="l" href="#37">37: </a>    <span class="php-comment">/**
</span></span><span id="38" class="l"><a class="l" href="#38">38: </a><span class="php-comment">     * enregistre une variable de session
</span></span><span id="39" class="l"><a class="l" href="#39">39: </a><span class="php-comment">     * @param string $varName
</span></span><span id="40" class="l"><a class="l" href="#40">40: </a><span class="php-comment">     * @param mixed $value
</span></span><span id="41" class="l"><a class="l" href="#41">41: </a><span class="php-comment">     * @return boolean
</span></span><span id="42" class="l"><a class="l" href="#42">42: </a><span class="php-comment">     */</span>
</span><span id="43" class="l"><a class="l" href="#43">43: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">static</span> <span class="php-keyword1">function</span> <a id="_set" href="#_set">set</a>(<span class="php-var">$varName</span>,<span class="php-var">$value</span>){
</span><span id="44" class="l"><a class="l" href="#44">44: </a>        <span class="php-keyword1">if</span>(<span class="php-keyword2">is_array</span>(<span class="php-var">$value</span>)) <span class="php-var">$value</span> = <span class="php-keyword2">serialize</span> (<span class="php-var">$value</span>);
</span><span id="45" class="l"><a class="l" href="#45">45: </a>        <span class="php-var">$_SESSION</span>[<span class="php-var">$varName</span>] = <span class="php-var">$value</span>;
</span><span id="46" class="l"><a class="l" href="#46">46: </a>        <span class="php-keyword1">return</span> <span class="php-keyword1">true</span>;
</span><span id="47" class="l"><a class="l" href="#47">47: </a>    }
</span><span id="48" class="l"><a class="l" href="#48">48: </a>    <span class="php-comment">/**
</span></span><span id="49" class="l"><a class="l" href="#49">49: </a><span class="php-comment">     * supprime une variable de session $varName
</span></span><span id="50" class="l"><a class="l" href="#50">50: </a><span class="php-comment">     * @param string $varName
</span></span><span id="51" class="l"><a class="l" href="#51">51: </a><span class="php-comment">     */</span>
</span><span id="52" class="l"><a class="l" href="#52">52: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">static</span> <span class="php-keyword1">function</span> <span class="php-keyword2">delete</span>(<span class="php-var">$varName</span>){
</span><span id="53" class="l"><a class="l" href="#53">53: </a>        <span class="php-keyword1">unset</span>(<span class="php-var">$_SESSION</span>[<span class="php-var">$varName</span>]);
</span><span id="54" class="l"><a class="l" href="#54">54: </a>    }
</span><span id="55" class="l"><a class="l" href="#55">55: </a>    <span class="php-comment">/**
</span></span><span id="56" class="l"><a class="l" href="#56">56: </a><span class="php-comment">     * enregistre une variable dans un cookie
</span></span><span id="57" class="l"><a class="l" href="#57">57: </a><span class="php-comment">     * @param string $varName
</span></span><span id="58" class="l"><a class="l" href="#58">58: </a><span class="php-comment">     * @param mixed $value
</span></span><span id="59" class="l"><a class="l" href="#59">59: </a><span class="php-comment">     * @param int $time
</span></span><span id="60" class="l"><a class="l" href="#60">60: </a><span class="php-comment">     * @param string $path
</span></span><span id="61" class="l"><a class="l" href="#61">61: </a><span class="php-comment">     * @param string $domaine
</span></span><span id="62" class="l"><a class="l" href="#62">62: </a><span class="php-comment">     * @return boolean
</span></span><span id="63" class="l"><a class="l" href="#63">63: </a><span class="php-comment">     */</span>
</span><span id="64" class="l"><a class="l" href="#64">64: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">static</span> <span class="php-keyword1">function</span> <span class="php-keyword2">setCookie</span>(<span class="php-var">$varName</span>,<span class="php-var">$value</span>,<span class="php-var">$time</span>,<span class="php-var">$path</span>=<span class="php-quote">'/'</span>,<span class="php-var">$domaine</span>=<span class="php-quote">''</span>){
</span><span id="65" class="l"><a class="l" href="#65">65: </a>        <span class="php-keyword1">if</span>(<span class="php-keyword2">is_array</span>(<span class="php-var">$value</span>)) <span class="php-var">$value</span> = <span class="php-keyword2">serialize</span> (<span class="php-var">$value</span>);
</span><span id="66" class="l"><a class="l" href="#66">66: </a>        <span class="php-keyword1">if</span>(<span class="php-var">$domaine</span>!==<span class="php-quote">''</span>){
</span><span id="67" class="l"><a class="l" href="#67">67: </a>            <span class="php-keyword1">return</span> <span class="php-keyword2">setcookie</span>(<span class="php-var">$varName</span>,<span class="php-var">$value</span>,<span class="php-var">$time</span>,<span class="php-var">$path</span>,<span class="php-var">$domaine</span>);
</span><span id="68" class="l"><a class="l" href="#68">68: </a>        }<span class="php-keyword1">else</span>{
</span><span id="69" class="l"><a class="l" href="#69">69: </a>            <span class="php-keyword1">return</span> <span class="php-keyword2">setcookie</span>(<span class="php-var">$varName</span>,<span class="php-var">$value</span>,<span class="php-var">$time</span>,<span class="php-var">$path</span>);
</span><span id="70" class="l"><a class="l" href="#70">70: </a>        }
</span><span id="71" class="l"><a class="l" href="#71">71: </a>    }
</span><span id="72" class="l"><a class="l" href="#72">72: </a>    <span class="php-comment">/**
</span></span><span id="73" class="l"><a class="l" href="#73">73: </a><span class="php-comment">     * détruit un cookie
</span></span><span id="74" class="l"><a class="l" href="#74">74: </a><span class="php-comment">     * @param string $varName
</span></span><span id="75" class="l"><a class="l" href="#75">75: </a><span class="php-comment">     * @param string $path
</span></span><span id="76" class="l"><a class="l" href="#76">76: </a><span class="php-comment">     * @param string $domaine
</span></span><span id="77" class="l"><a class="l" href="#77">77: </a><span class="php-comment">     * @return boolean
</span></span><span id="78" class="l"><a class="l" href="#78">78: </a><span class="php-comment">     */</span>
</span><span id="79" class="l"><a class="l" href="#79">79: </a>    <span class="php-keyword1">public</span> <span class="php-keyword1">static</span> <span class="php-keyword1">function</span> <a id="_deleteCookie" href="#_deleteCookie">deleteCookie</a>(<span class="php-var">$varName</span>,<span class="php-var">$path</span>=<span class="php-quote">'/'</span>,<span class="php-var">$domaine</span>=<span class="php-quote">''</span>){
</span><span id="80" class="l"><a class="l" href="#80">80: </a>        <span class="php-keyword1">if</span>(<span class="php-var">$domaine</span>!==<span class="php-quote">''</span>){
</span><span id="81" class="l"><a class="l" href="#81">81: </a>            <span class="php-keyword1">return</span> <span class="php-keyword2">setcookie</span>(<span class="php-var">$varName</span>,<span class="php-quote">&quot;&quot;</span>,<span class="php-keyword2">time</span>()-<span class="php-num">3600</span>,<span class="php-var">$path</span>,<span class="php-var">$domaine</span>);
</span><span id="82" class="l"><a class="l" href="#82">82: </a>        }<span class="php-keyword1">else</span>{
</span><span id="83" class="l"><a class="l" href="#83">83: </a>            <span class="php-keyword1">return</span> <span class="php-keyword2">setcookie</span>(<span class="php-var">$varName</span>,<span class="php-quote">&quot;&quot;</span>,<span class="php-keyword2">time</span>()-<span class="php-num">3600</span>,<span class="php-var">$path</span>);
</span><span id="84" class="l"><a class="l" href="#84">84: </a>        }
</span><span id="85" class="l"><a class="l" href="#85">85: </a>    }
</span><span id="86" class="l"><a class="l" href="#86">86: </a>}
</span><span id="87" class="l"><a class="l" href="#87">87: </a>
</span><span id="88" class="l"><a class="l" href="#88">88: </a><span class="xlang">?&gt;</span>
</span><span id="89" class="l"><a class="l" href="#89">89: </a></span></code></pre>

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